def main(args):
'''
Main function, invoked from either command line or qc_wrap
'''
pargs = parser.parse_args(args[1:])
lasname = pargs.las_file
kmname = constants.get_tilename(lasname)
msg = "Running %s on block: %s, %s"
print(msg % (os.path.basename(args[0]), kmname, time.asctime()))
if pargs.schema is not None:
report.set_schema(pargs.schema)
reporter = report.ReportSpikes(pargs.use_local)
if pargs.zlim < 0:
print("zlim must be positive!")
usage()
if pargs.slope < 0 or pargs.slope >= 90:
print("Specify a slope angle in the range 0->90 degrees.")
usage()
cut_class = pargs.cut_class
print("Cutting to class (terrain) {0:d}".format(cut_class))
pc = pointcloud.fromAny(lasname).cut_to_class(cut_class)
if pc.get_size() < 10:
print("Too few points in pointcloud.")
return
print("Sorting spatially...")
pc.sort_spatially(FILTER_RAD)
slope_arg = np.tan(np.radians(pargs.slope))**2
msg = "Using steepnes parameters: angle: {0:.2f} degrees, delta-z: {1:.2f}"
print(msg.format(pargs.slope, pargs.zlim))
print("Filtering, radius: {0:.2f}".format(FILTER_RAD))
dz = pc.spike_filter(FILTER_RAD, slope_arg, pargs.zlim)
mask = (dz != 0)
dz = dz[mask]
pc = pc.cut(mask)
print("Spikes: {0:d}".format(mask.sum()))
for i in xrange(pc.size):
x, y = pc.xy[i]
z = pc.z[i]
mdz = dz[i]
c = pc.c[i]
pid = pc.pid[i]
print("spike: x: {0:.2f} y: {1:.2f} mean-dz: {2:.2f}".format(x, y, mdz))
wkt_geom = "POINT({0:.2f} {1:.2f})".format(x, y)
reporter.report(kmname, FILTER_RAD, mdz, x, y, z, c, pid, wkt_geom=wkt_geom)
def main(args):
pargs = parser.parse_args(args[1:])
lasname = pargs.las_file
buildname = pargs.build_data
if pargs.schema is not None:
report.set_schema(pargs.schema)
reporter = report.ReportZcheckBuilding(pargs.use_local)
done = zcheck_base.zcheck_base(lasname,
buildname,
angle_tolerance,
xy_tolerance,
z_tolerance,
pargs.cut_to,
reporter,
layername=pargs.layername,
layersql=pargs.layersql)
def main(args):
pargs = parser.parse_args(args[1:])
lasname = pargs.las_file
roadname = pargs.road_data
cut = pargs.cut_to
if pargs.schema is not None:
report.set_schema(pargs.schema)
reporter = report.ReportZcheckRoad(pargs.use_local)
done = zcheck_base.zcheck_base(lasname,
roadname,
angle_tolerance,
xy_tolerance,
z_tolerance,
cut,
reporter,
buffer_dist=buffer_dist,
layername=pargs.layername,
layersql=pargs.layersql)
def main(args):
pargs = parser.parse_args(args[1:])
lasname = pargs.las_file
use_local = pargs.use_local
if pargs.schema is not None:
report.set_schema(pargs.schema)
if pargs.height is not None:
reporter = report.ReportClouds(use_local)
CS = 4
CELL_COUNT_LIM = 4
else:
reporter = report.ReportAutoBuilding(use_local)
CS = 1
CELL_COUNT_LIM = 2
kmname = constants.get_tilename(lasname)
print("Running %s on block: %s, %s" %
(os.path.basename(args[0]), kmname, time.asctime()))
try:
xul, yll, xlr, yul = constants.tilename_to_extent(kmname)
except Exception, e:
print("Exception: %s" % str(e))
print("Bad 1km formatting of las file name: %s" % lasname)
return 1
def main(args):
try:
pargs=parser.parse_args(args[1:])
except Exception,e:
print(str(e))
return 1
kmname=constants.get_tilename(pargs.las_file)
print("Running %s on block: %s, %s" %(progname,kmname,time.asctime()))
lasname=pargs.las_file
linename=pargs.ref_data
use_local=pargs.use_local
if pargs.schema is not None:
report.set_schema(pargs.schema)
reporter=report.ReportLineOutliers(use_local)
try:
extent=np.asarray(constants.tilename_to_extent(kmname))
except Exception,e:
print("Could not get extent from tilename.")
raise e
lines=vector_io.get_features(linename,pargs.layername,pargs.layersql,extent)
print("Found %d features in %s" %(len(lines),linename))
if len(lines)==0:
return 2
cut_input_to=pargs.cut_to
print("Reading "+lasname+"....")
pc=pointcloud.fromAny(lasname).cut_to_class(cut_input_to) #what to cut to here...??
if pargs.debug:
print("Cutting input pointcloud to class %d" %cut_input_to)
def main(args):
pargs = parser.parse_args(args[1:])
lasname = pargs.las_file
polyname = pargs.build_polys
kmname = constants.get_tilename(lasname)
print("Running %s on block: %s, %s" %
(os.path.basename(args[0]), kmname, time.asctime()))
use_local = pargs.use_local
if pargs.schema is not None:
report.set_schema(pargs.schema)
reporter = report.ReportRoofridgeCheck(use_local)
cut_class = pargs.cut_class
print("Using class(es): %s" % (cut_class))
# default step values for search...
steps1 = 32
steps2 = 14
search_factor = pargs.search_factor
if search_factor != 1:
# can turn search steps up or down
steps1 = int(search_factor * steps1)
steps2 = int(search_factor * steps2)
print("Incresing search factor by: %.2f" % search_factor)
print(
"Running time will increase exponentionally with search factor...")
pc = pointcloud.fromAny(lasname).cut_to_class(cut_class).cut_to_z_interval(
Z_MIN, Z_MAX)
try:
extent = np.asarray(constants.tilename_to_extent(kmname))
except Exception:
print("Could not get extent from tilename.")
extent = None
polys = vector_io.get_geometries(polyname, pargs.layername, pargs.layersql,
extent)
fn = 0
sl = "+" * 60
is_sloppy = pargs.sloppy
use_all = pargs.use_all
for poly in polys:
print(sl)
fn += 1
print("Checking feature number %d" % fn)
a_poly = array_geometry.ogrgeom2array(poly)
# secret argument to use all buildings...
if (len(a_poly) > 1 or
a_poly[0].shape[0] != 5) and (not use_all) and (not is_sloppy):
print("Only houses with 4 corners accepted... continuing...")
continue
pcp = pc.cut_to_polygon(a_poly)
# hmmm, these consts should perhaps be made more visible...
if (pcp.get_size() < 500 and (not is_sloppy)) or (pcp.get_size() < 10):
print("Few points in polygon...")
continue
# Go to a more numerically stable coord system - from now on only consider outer ring...
a_poly = a_poly[0]
xy_t = a_poly.mean(axis=0)
a_poly -= xy_t
pcp.xy -= xy_t
pcp.triangulate()
geom = pcp.get_triangle_geometry()
m = geom[:, 1].mean()
sd = geom[:, 1].std()
if (m > 1.5 or 0.5 * sd > m) and (not is_sloppy):
print("Feature %d, bad geometry...." % fn)
print(m, sd)
continue
planes = cluster(pcp, steps1, steps2)
if len(planes) < 2:
print("Feature %d, didn't find enough planes..." % fn)
pair, equation = find_planar_pairs(planes)
if pair is not None:
p1 = planes[pair[0]]
p2 = planes[pair[1]]
z1 = p1[0] * pcp.xy[:, 0] + p1[1] * pcp.xy[:, 1] + p1[2]
z2 = p2[0] * pcp.xy[:, 0] + p2[1] * pcp.xy[:, 1] + p2[2]
print("%s" % ("*" * 60))
print("Statistics for feature %d" % fn)
if DEBUG:
plot3d(pcp.xy, pcp.z, z1, z2)
intersections, distances, rotations = get_intersections(
a_poly, equation)
if intersections.shape[0] == 2:
line_x = intersections[:, 0]
line_y = intersections[:, 1]
z_vals = p1[0] * intersections[:, 0] + p1[
1] * intersections[:, 1] + p1[2]
if abs(z_vals[0] - z_vals[1]) > 0.01:
print("Numeric instabilty for z-calculation...")
z_val = float(np.mean(z_vals))
print("Z for intersection is %.2f m" % z_val)
if abs(equation[1]) > 1e-3:
a = -equation[0] / equation[1]
b = equation[2] / equation[1]
line_y = a * line_x + b
elif abs(equation[0]) > 1e-3:
a = -equation[1] / equation[0]
b = equation[2] / equation[0]
line_x = a * line_y + b
if DEBUG:
plot_intersections(a_poly, intersections, line_x, line_y)
# transform back to real coords
line_x += xy_t[0]
line_y += xy_t[1]
wkt = "LINESTRING(%.3f %.3f %.3f, %.3f %.3f %.3f)" % (
line_x[0], line_y[0], z_val, line_x[1], line_y[1], z_val)
print("WKT: %s" % wkt)
reporter.report(kmname,
rotations[0],
distances[0],
distances[1],
wkt_geom=wkt)
else:
print(
"Hmmm - something wrong, didn't get exactly two intersections..."
)
def main(args):
pargs = parser.parse_args(args[1:])
lasname = pargs.las_file
polyname = pargs.build_polys
kmname = constants.get_tilename(lasname)
print("Running %s on block: %s, %s" % (os.path.basename(args[0]), kmname, time.asctime()))
if pargs.schema is not None:
report.set_schema(pargs.schema)
reporter = report.ReportRoofridgeStripCheck(pargs.use_local)
cut_class = pargs.cut_class
# default step values for search...
steps1 = 30
steps2 = 13
search_factor = pargs.search_factor
if search_factor != 1:
# can turn search steps up or down
steps1 = int(search_factor * steps1)
steps2 = int(search_factor * steps2)
print("Incresing search factor by: %.2f" % search_factor)
print("Running time will increase exponentionally with search factor...")
pc = pointcloud.fromAny(lasname).cut_to_class(cut_class).cut_to_z_interval(Z_MIN, Z_MAX)
try:
extent = np.asarray(constants.tilename_to_extent(kmname))
except Exception:
print("Could not get extent from tilename.")
extent = None
polys = vector_io.get_geometries(polyname, pargs.layername, pargs.layersql, extent)
fn = 0
sl = "+" * 60
is_sloppy = pargs.sloppy
use_all = pargs.use_all
for poly in polys:
print(sl)
fn += 1
print("Checking feature number %d" % fn)
a_poly = array_geometry.ogrgeom2array(poly)
# secret argument to use all buildings...
if (len(a_poly) > 1 or a_poly[0].shape[0] != 5) and (not use_all) and (not is_sloppy):
print("Only houses with 4 corners accepted... continuing...")
continue
pcp = pc.cut_to_polygon(a_poly)
strips = pcp.get_pids()
if len(strips) != 2:
print("Not exactly two overlapping strips... continuing...")
continue
# Go to a more numerically stable coord system - from now on only consider outer ring...
a_poly = a_poly[0]
xy_t = a_poly.mean(axis=0) # center of mass system
a_poly -= xy_t
lines = [] # for storing the two found lines...
for sid in strips:
print("-*-" * 15)
print("Looking at strip %d" % sid)
pcp_ = pcp.cut_to_strip(sid)
# hmmm, these consts should perhaps be made more visible...
if (pcp_.get_size() < 500 and (not is_sloppy)) or (pcp_.get_size() < 10):
print("Few points in polygon... %d" % pcp_.get_size())
continue
pcp_.xy -= xy_t
pcp_.triangulate()
geom = pcp_.get_triangle_geometry()
m = geom[:, 1].mean()
sd = geom[:, 1].std()
if (m > 1.5 or 0.5 * sd > m) and (not is_sloppy):
print("Feature %d, strip %d, bad geometry...." % (fn, sid))
break
planes = cluster(pcp_, steps1, steps2)
if len(planes) < 2:
print("Feature %d, strip %d, didn't find enough planes..." % (fn, sid))
pair, equation = find_planar_pairs(planes)
if pair is not None:
p1 = planes[pair[0]]
print("%s" % ("*" * 60))
print("Statistics for feature %d" % fn)
# Now we need to find some points on the line near the house... (0,0) is
# the center of mass
norm_normal = equation[0]**2 + equation[1]**2
if norm_normal < 1e-10:
print("Numeric instablity, small normal")
break
# this should be on the line
cm_line = np.asarray(equation[:2]) * (equation[2] / norm_normal)
line_dir = np.asarray((-equation[1], equation[0])) / (sqrt(norm_normal))
end1 = cm_line + line_dir * LINE_RAD
end2 = cm_line - line_dir * LINE_RAD
intersections = np.vstack((end1, end2))
line_x = intersections[:, 0]
line_y = intersections[:, 1]
z_vals = p1[0] * intersections[:, 0] + p1[1] * intersections[:, 1] + p1[2]
if abs(z_vals[0] - z_vals[1]) > 0.01:
print("Numeric instabilty for z-calculation...")
z_val = float(np.mean(z_vals))
print("Z for intersection is %.2f m" % z_val)
# transform back to real coords
line_x += xy_t[0]
line_y += xy_t[1]
wkt = "LINESTRING(%.3f %.3f %.3f, %.3f %.3f %.3f)" % (
line_x[0], line_y[0], z_val, line_x[1], line_y[1], z_val)
print("WKT: %s" % wkt)
lines.append([sid, wkt, z_val, cm_line, line_dir])
if len(lines) == 2:
# check for parallelity
id1 = lines[0][0]
id2 = lines[1][0]
z1 = lines[0][2]
z2 = lines[1][2]
if abs(z1 - z2) > 0.5:
print("Large difference in z-values for the two lines!")
else:
ids = "{0:d}_{1:d}".format(id1, id2)
inner_prod = (lines[0][4] * lines[1][4]).sum()
inner_prod = max(-1, inner_prod)
inner_prod = min(1, inner_prod)
if DEBUG:
print("Inner product: %.4f" % inner_prod)
ang = abs(degrees(acos(inner_prod)))
if ang > 175:
ang = abs(180 - ang)
if ang < 15:
v = (lines[0][3] - lines[1][3])
d = np.sqrt((v**2).sum())
if d < 5:
for line in lines:
reporter.report(kmname, id1, id2, ids, d, ang,
line[2], wkt_geom=line[1])
else:
print("Large distance between centers %s, %s, %.2f" %
(lines[0][3], lines[1][3], d))
else:
print("Pair found - but not very well aligned - angle: %.2f" % ang)
else:
print("Pair not found...")
def main(args):
'''
Run road delta check. Invoked from either command line or qc_wrap.py
'''
pargs = parser.parse_args(args[1:])
lasname = pargs.las_file
linename = pargs.lines
kmname = constants.get_tilename(lasname)
print("Running %s on block: %s, %s" % (os.path.basename(args[0]), kmname, time.asctime()))
if pargs.schema is not None:
report.set_schema(pargs.schema)
reporter = report.ReportDeltaRoads(pargs.use_local)
cut_class = pargs.cut_class
pc = pointcloud.fromAny(lasname).cut_to_class(cut_class)
if pc.get_size() < 5:
print("Too few points to bother..")
return 1
pc.triangulate()
geom = pc.get_triangle_geometry()
print("Using z-steepnes limit {0:.2f} m".format(pargs.zlim))
mask = np.logical_and(geom[:, 1] < XY_MAX, geom[:, 2] > pargs.zlim)
geom = geom[mask] # save for reporting
if not mask.any():
print("No steep triangles found...")
return 0
# only the centers of the interesting triangles
centers = pc.triangulation.get_triangle_centers()[mask]
print("{0:d} steep triangles in tile.".format(centers.shape[0]))
try:
extent = np.asarray(constants.tilename_to_extent(kmname))
except Exception:
print("Could not get extent from tilename.")
extent = None
lines = vector_io.get_geometries(linename, pargs.layername, pargs.layersql, extent)
feature_count = 0
for line in lines:
xy = array_geometry.ogrline2array(line, flatten=True)
if xy.shape[0] == 0:
print("Seemingly an unsupported geometry...")
continue
# select the triangle centers which lie within line_buffer of the road segment
mask = array_geometry.points_in_buffer(centers, xy, LINE_BUFFER)
critical = centers[mask]
print("*" * 50)
print("{0:d} steep centers along line {1:d}".format(critical.shape[0], feature_count))
feature_count += 1
if critical.shape[0] > 0:
z_box = geom[mask][:, 2]
z1 = z_box.max()
z2 = z_box.min()
wkt = "MULTIPOINT("
for point in critical:
wkt += "{0:.2f} {1:.2f},".format(point[0], point[1])
wkt = wkt[:-1] + ")"
reporter.report(kmname, z1, z2, wkt_geom=wkt)
